chore(deps): bump rxjs from 6.5.3 to 6.5.4 (#168)
chore(deps): bump rxjs from 6.5.3 to 6.5.4 (#168)

Bumps [rxjs](https://github.com/reactivex/rxjs) from 6.5.3 to 6.5.4.
- [Release notes](https://github.com/reactivex/rxjs/releases)
- [Changelog](https://github.com/ReactiveX/rxjs/blob/6.5.4/CHANGELOG.md)
- [Commits](https://github.com/reactivex/rxjs/compare/6.5.3...6.5.4)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
tagoro9/fotingo,tagoro9/fotingo,tagoro9/fotingo